My Acer Aspire 5050-5410 works 100% out of the box. The only problem is that I have to enable some extra audio channels in order to hear it properly, but what the hell is a laptop and I never use it for multimedia!

My Gateway GT5676 - 100%

Friend's ex-Windows PC - 100%

Linux has reached a critical mass and almost everything has Linux support.

Note: Everything from the mayor players from the industry (HP, Dell, Acer, Intel, ATI, AMD, Nvidia etc.) has Linux support... all this without popping a Driver CD.